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Webhooks

The Auvo API notifies task, ticket and service-order events via authenticated HTTP POST to the client-registered URL.

Subscribe to events

Use the WebHooks group in the API reference to create/list/remove subscriptions. Each subscription holds:

  • url — client endpoint (HTTPS required in production).
  • events — event list (task.created, task.updated, ticket.closed...).
  • secret — opaque string returned on creation; use it to sign payloads.

Payload shape

{
  "event": "task.created",
  "occurredAt": "2026-04-24T13:45:00Z",
  "deliveryId": "01J9F3T2...-",
  "data": { "taskId": 12345, "customerId": 98 }
}

Origin validation

Every delivery includes X-Auvo-Signature: t=<ts>,v1=<hexHmacSha256> computed as HMAC_SHA256(secret, "${ts}.${body}"). Reject when:

  • The delta between ts and Date.now() exceeds 5 minutes.
  • v1 does not match (use a time-safe comparison).

Redelivery

  • 2xx responses within 10 s mark the delivery as successful.
  • Failures or timeouts trigger exponential-backoff retries for up to 24 h.
  • X-Auvo-Delivery-Attempt reports the current attempt (1..n).

Idempotency

Use deliveryId to deduplicate deliveries on your side — retries reuse the same ID.